Earth layers

The outermost solid layer of the Earth is called the

• mantle
• outer core
• inner core
• crust

This layer of the Earth is found between the core and the crust.

• mantle
• outer core
• inner core
• crust

The layer that lies beneath the mantle and surrounds the inner core. 

• mantle
• outer core
• inner core
• crust

The solid, dense center of our planet that extends from the bottom of the outer core to the center of the Earth.. 

• mantle
• outer core
• inner core
• crust

Tags

NGSS.HS-ESS2-3

As scientists explore deeper and deeper into Earth's crust, what have they noticed about temperature and pressure?

• both temperature and pressure decrease
• both temperature and pressure increase
• pressure increases while temperature decreases
• temperature increases while pressure decreases

Tags

NGSS.HS-ESS2-3

What causes the waves that scientists have used to gain most of their understanding of the composition of Earth's interior?

• earthquakes
• magnetic fields
• meteor strikes
• winds

Which layer of Earth would have the greatest density?

• upper mantle
• lower mantle
• inner core
• outer core

True or False
The Earth's thin shell of hard rock is called the crust.

• True
• False

4. What layer is the hottest?

• Core
• Crust
• Mantle

5. Which layer is the thickest?

• Core
• Crust
• Mantle